GB2122039B - Ballast circuit for incandescent lamp - Google Patents

Ballast circuit for incandescent lamp

Info

Publication number: GB2122039B
Authority: GB; United Kingdom
Prior art keywords: incandescent lamp; ballast circuit; ballast; circuit; incandescent
Prior art date: 1982-06-11
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

GB08314552A

Other versions

GB2122039A (en

GB8314552D0 (en

Inventor

Philip H Peters

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

General Electric Co

Original Assignee

General Electric Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1982-06-11

Filing date

1983-05-26

Publication date

1986-03-19

1983-05-26 Application filed by General Electric Co filed Critical General Electric Co

1983-06-29 Publication of GB8314552D0 publication Critical patent/GB8314552D0/en

1984-01-04 Publication of GB2122039A publication Critical patent/GB2122039A/en

1986-03-19 Application granted granted Critical

1986-03-19 Publication of GB2122039B publication Critical patent/GB2122039B/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/62—One or more circuit elements structurally associated with the lamp

GB08314552A 1982-06-11 1983-05-26 Ballast circuit for incandescent lamp Expired GB2122039B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/387,724 US4473776A (en)	1982-06-11	1982-06-11	Disconnect means for capacitor ballast incandescent lamp

Publications (3)

Publication Number	Publication Date
GB8314552D0 GB8314552D0 (en)	1983-06-29
GB2122039A GB2122039A (en)	1984-01-04
GB2122039B true GB2122039B (en)	1986-03-19

Family

ID=23531118

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08314552A Expired GB2122039B (en)	1982-06-11	1983-05-26	Ballast circuit for incandescent lamp

Country Status (11)

Country	Link
US (1)	US4473776A (en)
JP (1)	JPS595556A (en)
BE (1)	BE896988A (en)
BR (1)	BR8303122A (en)
CA (1)	CA1205852A (en)
DD (1)	DD209926A5 (en)
DE (1)	DE3319647A1 (en)
FR (1)	FR2528655A1 (en)
GB (1)	GB2122039B (en)
HU (1)	HU185831B (en)
NL (1)	NL8302023A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4547704A (en) *	1983-08-01	1985-10-15	General Electric Company	Higher efficiency incandescent lighting units
US4572991A (en) *	1984-01-16	1986-02-25	General Electric Company	Higher efficiency incandescent lighting unit having an improved ballast unit
WO1988004516A1 (en) *	1984-06-01	1988-06-16	Ponce Emiliano Jr	Long life traffic control lamp and socket insert
IL75172A0 (en) *	1985-05-12	1985-09-29	Howard Michael S	Ballasts and transformerless power supplies
US4654560A (en) *	1985-05-16	1987-03-31	General Electric Company	Three (3)-way lamp having a tungsten halogen inner envelope
JPS633352A (en) *	1986-06-23	1988-01-08	Digital:Kk	Cache memory device
US5012157A (en) *	1987-04-10	1991-04-30	Walton John F	Long-life luminaires
DE3916051A1 (en) *	1989-05-17	1989-10-12	Erwin Palige	Adapter circuit for 24 volt 1.2 watt inspection lamps, operated from 220 volt AC, 50 Hz
US5206563A (en) *	1992-04-08	1993-04-27	Harold W. Glacken, Jr.	Lightbulb life extender
US6208090B1 (en) *	2000-05-05	2001-03-27	General Electric Company	Reduced voltage and time delay to eliminate filament hot shock

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL6821C (en) *	1919-12-05	1922-04-15
BE337089A (en) *	1925-12-28
GB265139A (en) *	1926-02-01	1927-07-07	Dubilier Condenser Co 1925 Ltd	Improvements in means for dimming electric lamps
GB630922A (en) *	1947-04-23	1949-10-24	Archibald Richard Mckay	Improvements in or relating to control means for electric lights
GB637408A (en) *	1948-03-05	1950-05-17	Percy William Baker	Improvements in electric lighting appliances
US3142031A (en) *	1963-07-30	1964-07-21	Frank J Rosenblatt	Resistance element for incandescent lamps
US3895195A (en) *	1973-09-04	1975-07-15	Marvin Glass & Associates	Shock proof lightbulb socket
US3868540A (en) *	1973-10-29	1975-02-25	Gte Sylvania Inc	Incandescent lamp having extended lamp life
US4229680A (en) *	1979-05-23	1980-10-21	Ole K. Nilssen	Lamp life extender
GB2099241B (en) *	1980-12-10	1985-07-10	Renham Ashley John	Electronic switch control circuit

1982
- 1982-06-11 US US06/387,724 patent/US4473776A/en not_active Expired - Fee Related
1983
- 1983-05-26 GB GB08314552A patent/GB2122039B/en not_active Expired
- 1983-05-27 CA CA000429077A patent/CA1205852A/en not_active Expired
- 1983-05-31 DE DE19833319647 patent/DE3319647A1/en not_active Withdrawn
- 1983-06-01 HU HU831961A patent/HU185831B/en unknown
- 1983-06-06 DD DD83251781A patent/DD209926A5/en unknown
- 1983-06-07 FR FR8309413A patent/FR2528655A1/en not_active Withdrawn
- 1983-06-07 BE BE0/210955A patent/BE896988A/en not_active IP Right Cessation
- 1983-06-07 JP JP58100334A patent/JPS595556A/en active Pending
- 1983-06-07 NL NL8302023A patent/NL8302023A/en not_active Application Discontinuation
- 1983-06-09 BR BR8303122A patent/BR8303122A/en unknown

Also Published As

Publication number	Publication date
CA1205852A (en)	1986-06-10
DE3319647A1 (en)	1983-12-15
GB2122039A (en)	1984-01-04
FR2528655A1 (en)	1983-12-16
US4473776A (en)	1984-09-25
BR8303122A (en)	1984-01-31
BE896988A (en)	1983-12-07
HU185831B (en)	1985-04-28
NL8302023A (en)	1984-01-02
GB8314552D0 (en)	1983-06-29
DD209926A5 (en)	1984-05-23
JPS595556A (en)	1984-01-12

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Legal Events

Date	Code	Title	Description
1988-01-13	PCNP	Patent ceased through non-payment of renewal fee